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path: root/drivers/acpi/tables/tbutils.c
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Diffstat (limited to 'drivers/acpi/tables/tbutils.c')
-rw-r--r--drivers/acpi/tables/tbutils.c97
1 files changed, 56 insertions, 41 deletions
diff --git a/drivers/acpi/tables/tbutils.c b/drivers/acpi/tables/tbutils.c
index fede5804c783..e69d01d443d2 100644
--- a/drivers/acpi/tables/tbutils.c
+++ b/drivers/acpi/tables/tbutils.c
@@ -49,48 +49,14 @@
49#define _COMPONENT ACPI_TABLES 49#define _COMPONENT ACPI_TABLES
50 ACPI_MODULE_NAME ("tbutils") 50 ACPI_MODULE_NAME ("tbutils")
51 51
52/* Local prototypes */
52 53
53/******************************************************************************* 54#ifdef ACPI_OBSOLETE_FUNCTIONS
54 *
55 * FUNCTION: acpi_tb_handle_to_object
56 *
57 * PARAMETERS: table_id - Id for which the function is searching
58 * table_desc - Pointer to return the matching table
59 * descriptor.
60 *
61 * RETURN: Search the tables to find one with a matching table_id and
62 * return a pointer to that table descriptor.
63 *
64 ******************************************************************************/
65#ifdef ACPI_FUTURE_USAGE
66acpi_status 55acpi_status
67acpi_tb_handle_to_object ( 56acpi_tb_handle_to_object (
68 u16 table_id, 57 u16 table_id,
69 struct acpi_table_desc **return_table_desc) 58 struct acpi_table_desc **table_desc);
70{ 59#endif
71 u32 i;
72 struct acpi_table_desc *table_desc;
73
74
75 ACPI_FUNCTION_NAME ("tb_handle_to_object");
76
77
78 for (i = 0; i < ACPI_TABLE_MAX; i++) {
79 table_desc = acpi_gbl_table_lists[i].next;
80 while (table_desc) {
81 if (table_desc->table_id == table_id) {
82 *return_table_desc = table_desc;
83 return (AE_OK);
84 }
85
86 table_desc = table_desc->next;
87 }
88 }
89
90 ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "table_id=%X does not exist\n", table_id));
91 return (AE_BAD_PARAMETER);
92}
93#endif /* ACPI_FUTURE_USAGE */
94 60
95 61
96/******************************************************************************* 62/*******************************************************************************
@@ -128,6 +94,7 @@ acpi_tb_validate_table_header (
128 if (!acpi_os_readable (table_header, sizeof (struct acpi_table_header))) { 94 if (!acpi_os_readable (table_header, sizeof (struct acpi_table_header))) {
129 ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, 95 ACPI_DEBUG_PRINT ((ACPI_DB_ERROR,
130 "Cannot read table header at %p\n", table_header)); 96 "Cannot read table header at %p\n", table_header));
97
131 return (AE_BAD_ADDRESS); 98 return (AE_BAD_ADDRESS);
132 } 99 }
133 100
@@ -141,6 +108,7 @@ acpi_tb_validate_table_header (
141 108
142 ACPI_REPORT_WARNING (("Invalid table signature found: [%4.4s]\n", 109 ACPI_REPORT_WARNING (("Invalid table signature found: [%4.4s]\n",
143 (char *) &signature)); 110 (char *) &signature));
111
144 ACPI_DUMP_BUFFER (table_header, sizeof (struct acpi_table_header)); 112 ACPI_DUMP_BUFFER (table_header, sizeof (struct acpi_table_header));
145 return (AE_BAD_SIGNATURE); 113 return (AE_BAD_SIGNATURE);
146 } 114 }
@@ -154,6 +122,7 @@ acpi_tb_validate_table_header (
154 122
155 ACPI_REPORT_WARNING (("Invalid table header length (0x%X) found\n", 123 ACPI_REPORT_WARNING (("Invalid table header length (0x%X) found\n",
156 (u32) table_header->length)); 124 (u32) table_header->length));
125
157 ACPI_DUMP_BUFFER (table_header, sizeof (struct acpi_table_header)); 126 ACPI_DUMP_BUFFER (table_header, sizeof (struct acpi_table_header));
158 return (AE_BAD_HEADER); 127 return (AE_BAD_HEADER);
159 } 128 }
@@ -193,8 +162,10 @@ acpi_tb_verify_table_checksum (
193 /* Return the appropriate exception */ 162 /* Return the appropriate exception */
194 163
195 if (checksum) { 164 if (checksum) {
196 ACPI_REPORT_WARNING (("Invalid checksum in table [%4.4s] (%02X, sum %02X is not zero)\n", 165 ACPI_REPORT_WARNING ((
197 table_header->signature, (u32) table_header->checksum, (u32) checksum)); 166 "Invalid checksum in table [%4.4s] (%02X, sum %02X is not zero)\n",
167 table_header->signature, (u32) table_header->checksum,
168 (u32) checksum));
198 169
199 status = AE_BAD_CHECKSUM; 170 status = AE_BAD_CHECKSUM;
200 } 171 }
@@ -209,7 +180,7 @@ acpi_tb_verify_table_checksum (
209 * PARAMETERS: Buffer - Buffer to checksum 180 * PARAMETERS: Buffer - Buffer to checksum
210 * Length - Size of the buffer 181 * Length - Size of the buffer
211 * 182 *
212 * RETURNS 8 bit checksum of buffer 183 * RETURN: 8 bit checksum of buffer
213 * 184 *
214 * DESCRIPTION: Computes an 8 bit checksum of the buffer(length) and returns it. 185 * DESCRIPTION: Computes an 8 bit checksum of the buffer(length) and returns it.
215 * 186 *
@@ -238,3 +209,47 @@ acpi_tb_checksum (
238} 209}
239 210
240 211
212#ifdef ACPI_OBSOLETE_FUNCTIONS
213/*******************************************************************************
214 *
215 * FUNCTION: acpi_tb_handle_to_object
216 *
217 * PARAMETERS: table_id - Id for which the function is searching
218 * table_desc - Pointer to return the matching table
219 * descriptor.
220 *
221 * RETURN: Search the tables to find one with a matching table_id and
222 * return a pointer to that table descriptor.
223 *
224 ******************************************************************************/
225
226acpi_status
227acpi_tb_handle_to_object (
228 u16 table_id,
229 struct acpi_table_desc **return_table_desc)
230{
231 u32 i;
232 struct acpi_table_desc *table_desc;
233
234
235 ACPI_FUNCTION_NAME ("tb_handle_to_object");
236
237
238 for (i = 0; i < ACPI_TABLE_MAX; i++) {
239 table_desc = acpi_gbl_table_lists[i].next;
240 while (table_desc) {
241 if (table_desc->table_id == table_id) {
242 *return_table_desc = table_desc;
243 return (AE_OK);
244 }
245
246 table_desc = table_desc->next;
247 }
248 }
249
250 ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "table_id=%X does not exist\n", table_id));
251 return (AE_BAD_PARAMETER);
252}
253#endif
254
255